Atchivilagam is a village in Cheyyur tehsil in district of Kancheepuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Atchivilagam was 56 which includes 21 males and 35 females. Atchivilagam covers 228.22 ha area. Pincode of Atchivilagam is 603305.